Doctor's Notes on Pneumonia and COVID-19
Pneumonia is an infection of one or both lungs. The pandemic COVID-19 coronavirus causes severe lung symptoms, including pneumonia, in about 16% top 20% of patients. Common symptoms and signs of pneumonia may include
- cough, sputum production,
- pleuritic chest pain (chest pain increases with inspiration),
- fever, shortness of breath.
In addition, severe pneumonia symptoms and signs may include
- high fever,
- extreme difficulty breathing that requires breathing assistance (intubation),
- extreme weakness and/or
- eventual death.
Causes of pneumonia are usually one of the following: viral, bacterial, fungal or parasitic infection of one or both lungs.
- Verbal the because by flu viruses, respiratory syncytial viruses, adenoviruses, rhinoviruses and others.
- Common bacterial causes include Streptococcus, Klebsiella, Haemophilus, Mycoplasma, Legionella and Pneumocystis bacterial infections.
- Fungal infections that are causes of pneumonia can include fungi that cause histoplasmosis, coccidioidomycosis, blastomycosis, aspergillosis, and cryptococcosis.
- Parasitic causes of pneumonia include Ascaris, Schistosoma and Toxoplasma genera the parasites; such parasitic pneumonias are rarely seen in the US.
Kasper, D.L., et al., eds. Harrison's Principles of Internal Medicine, 19th Ed. United States: McGraw-Hill Education, 2015.